Understanding and Improving the Web's PKI (SSL/TLS)Measurements, analysis, and system designs to reveal how the Internet's most commonly used trust systems operate (and misfunction) in practice, and how we can make them more secure. (Project page)

Aqua, and other privacy-enhancing systemsPractical and powerful privacy for network communication (led by Stevens Le Blond at MPI).
(Project page)

SWANS++ Sourceforge project that unifies updates and
improvements to the JiST/SWANS simulation platform. Along with
STRAW (see above), currently downloaded more than 3,000 times.(Project
page)

Ceratias Real-time visualization tool for the JiST/SWANS
simulation platform. Also enables interaction with and online
modification of the ongoing simulation, and can be
detached/reattached dynamically for performance. (Part of
SWANS++, see above for project page.)